In the mirror universe, the ISS Relentless (NCC-1745) was a Constitution-class (Enterprise-subclass) heavy cruiser starship in the service of the Terran Empire's Imperial Starfleet in the early 2290s.
|This article is a stub relating to a starship or vehicle. You can help our database by expanding on it.|
|Ships named Relentless|
|Federation||USS Relentless (Defiant-class)|
|Terran Empire||ISS Relentless (Constitution-class)|
|Cardassian Union||CDS Relentless|
|see also: the Klingon Relentless ("Qa'HoS") class|